docstr: Get the trained BigDL model
  
  :return: The trained BigDL model
docstr_tok: ["Get","the","trained","BigDL","model",":","return",":","The","trained","BigDL","model"]
code: def get_model(self):
      """
      Get the trained BigDL model
  
      :return: The trained BigDL model
      """
      return self.model
  
imports: from zoo.orca.learn.metrics import Metric
  from zoo.orca.learn.utils import bigdl_metric_results_to_dict
  from zoo.pipeline.nnframes import NNEstimator, NNModel
  from zoo.pipeline.estimator import Estimator
  from zoo.orca.learn.spark_estimator import Estimator
  from zoo.orca.data import SparkXShards
  from bigdl.optim.optimizer import MaxEpoch
  from zoo.feature.common import FeatureSet
  from zoo.orca.learn.metrics import Accuracy
  from pyspark.sql.dataframe import DataFrame
label_desc: Use image node_id 5 for calling the BigDLEstimator obj's underlying member method code with example usage: obj.get_model() and returns: self